Rosemont’s Brennan Investment Group names director of operations

Sarah O'Halloran (Photo courtesy of Brennan.)

Rosemont, Illinois-based Brennan Investment Group promoted Sarah O’Halloran to Director of Operations effective April 1.

In this position, O’Halloran will assume comprehensive responsibilities to execute Brennan’s “Operating Principles,” a set of guidelines created to assist in the execution of asset management plans for Brennan partnerships and, overall, to integrate elevated operation oversight into Brennan’s investment activities.

O’Halloran joined Brennan in 2013 as Director of Marketing and in 2018 transitioned to leasing the company’s Midwest holdings.

In 2024, O’Halloran was promoted to Vice President of Leasing for Midwest Operations, a portfolio that has grown to 12 million square feet and is 95% occupied. O’Halloran will report directly to Brennan’s Chief Investment Officer.